Patch "PCI: Mark Atheros AR9485 and QCA9882 to avoid bus reset" has been added to the 4.4-stable tree
From: <gregkh@linuxfoundation.org>
Date: 2016-08-18 13:13:47
This is a note to let you know that I've just added the patch titled
PCI: Mark Atheros AR9485 and QCA9882 to avoid bus reset
to the 4.4-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
pci-mark-atheros-ar9485-and-qca9882-to-avoid-bus-reset.patch
and it can be found in the queue-4.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let [off-list ref] know about it.
From 9ac0108c2bac3f1d0255f64fb89fc27e71131b24 Mon Sep 17 00:00:00 2001
From: Chris Blake <redacted>
Date: Mon, 30 May 2016 07:26:37 -0500
Subject: PCI: Mark Atheros AR9485 and QCA9882 to avoid bus reset
From: Chris Blake <redacted>
commit 9ac0108c2bac3f1d0255f64fb89fc27e71131b24 upstream.
Similar to the AR93xx series, the AR94xx and the Qualcomm QCA988x also have
the same quirk for the Bus Reset.
Fixes: c3e59ee4e766 ("PCI: Mark Atheros AR93xx to avoid bus reset")
Signed-off-by: Chris Blake <redacted>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/pci/quirks.c | 10 ++++++----
1 file changed, 6 insertions(+), 4 deletions(-)
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c@@ -3115,13 +3115,15 @@ static void quirk_no_bus_reset(struct pc } /* - * Atheros AR93xx chips do not behave after a bus reset. The device will - * throw a Link Down error on AER-capable systems and regardless of AER, - * config space of the device is never accessible again and typically - * causes the system to hang or reset when access is attempted. + * Some Atheros AR9xxx and QCA988x chips do not behave after a bus reset. + * The device will throw a Link Down error on AER-capable systems and + * regardless of AER, config space of the device is never accessible again + * and typically causes the system to hang or reset when access is attempted. * http://www.spinics.net/lists/linux-pci/msg34797.html */ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATHEROS, 0x0030, quirk_no_bus_reset); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATHEROS, 0x0032, quirk_no_bus_reset); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATHEROS, 0x003c, quirk_no_bus_reset); static void quirk_no_pm_reset(struct pci_dev *dev) {
Patches currently in stable-queue which might be from chrisrblake93@gmail.com are queue-4.4/pci-mark-atheros-ar9485-and-qca9882-to-avoid-bus-reset.patch